<table class="table table-bordered" >                                
    <tr>
        <td><b>颜色</b></td>
        <td><b>尺寸</b></td>        
        <td><b>材质</b></td>                
        <td><b>价格</b></td>
        <td><b>库存</b></td>
    </tr>
    <foreach name="spec_arr" key="k" item="v" >
    <tr>
    <>
       <td>{$v[0]}</td>
       <td>S</td>
       <td>M</td>              
       <td>羽绒</td>
       <td>天鹅毛</td>       
    </tr>
    </foreach>
</table>